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1. [TowerTalk] FW: Antenna element diameter \ length calculation (score: 1): Author: "Matt" <maflukey@gmail.com>; Date: Mon, 6 Oct 2014 22:03:37 -0500; Gary, Try shortening by 3% for 4" aluminum vs 12 AWG copper. Matt KM5VI I am helping a friend with an 80 meter 4 square vertical. Can someone tell me how to calculate the difference in length when 4"; /archives//html/Towertalk/2014-10/msg00047.html (7,904 bytes)
2. Re: [TowerTalk] FW: Antenna element diameter \ length calculation (score: 1): Author: "Paul Christensen" <w9ac@arrl.net>; Date: Tue, 7 Oct 2014 06:58:14 -0400; The vertical height-to-diameter correction factor is discussed in Volume 2 of the ARRL Antenna Compendium. Getting a result first requires computing the height-to-diameter ratio -- which you already; /archives//html/Towertalk/2014-10/msg00052.html (8,125 bytes)

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